Remove server.go because of having 'gor file-server :8080'

examples/server.go

@@ -1,15 +0,0 @@
-package main
-
-import (
-	"io"
-	"net/http"
-)
-
-func hello(w http.ResponseWriter, r *http.Request) {
-	io.WriteString(w, "Hello world!")
-}
-
-func main() {
-	http.HandleFunc("/", hello)
-	http.ListenAndServe(":8000", nil)
-}